Jakob buys lunch at school on mondays, wednesdays, and thursdays. he spends $3.50 for each lunch. which equation can be used to find the number of weeks, w, it will take jakob to spend $84 on lunch?

3.50w=84
(3x3.50)w=84
3w=84
(3+3.50)w=84

answer: approximately 206 bones

i hope this u out a branlist and a would be greatly appreciated :

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.